Searched +full:u +full:- +full:boot (Results 1 – 25 of 69) sorted by relevance
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| /Documentation/devicetree/bindings/nvmem/layouts/ |
| D | u-boot,env.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/nvmem/layouts/u-boot,env.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: U-Boot environment variables layout
10 U-Boot uses environment variables to store device parameters and
14 Data is stored using U-Boot specific formats (variant specific header and NUL
15 separated key-value pairs).
27 - Rafał Miłecki <rafal@milecki.pl>
32 - description: A standalone env data block
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| D | nvmem-layout.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/nvmem/layouts/nvmem-layout.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
11 - Michael Walle <michael@walle.cc>
12 - Miquel Raynal <miquel.raynal@bootlin.com>
18 perform their parsing. The nvmem-layout container is here to describe these.
21 - $ref: fixed-layout.yaml
22 - $ref: kontron,sl28-vpd.yaml
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| /Documentation/devicetree/bindings/mtd/partitions/ |
| D | u-boot.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mtd/partitions/u-boot.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: U-Boot bootloader partition
10 U-Boot is a bootloader commonly used in embedded devices. It's almost always
17 - Rafał Miłecki <rafal@milecki.pl>
20 - $ref: partition.yaml#
25 - const: brcm,u-boot
27 Broadcom stores environment variables inside a U-Boot partition. They
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| D | binman.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
14 partition. There are quite a number of binman-specific entry types, such as
18 - Simon Glass <sjg@chromium.org>
21 - $ref: /schemas/mtd/partitions/partition.yaml#
26 - u-boot # u-boot.bin from U-Boot project
27 - tfa-bl31 # bl31.bin or bl31.elf from TF-A project
30 - compatible
35 - |
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| D | fixed-partitions.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mtd/partitions/fixed-partitions.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
12 on-flash partition table such as RedBoot.
18 - Rafał Miłecki <rafal@milecki.pl>
23 - const: fixed-partitions
24 - items:
25 - const: sercomm,sc-partitions
26 - const: fixed-partitions
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| D | tplink,safeloader-partitions.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mtd/partitions/tplink,safeloader-partitions.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: TP-Link SafeLoader partitions
10 TP-Link home routers store various data on flash (e.g. bootloader,
14 Flash space layout of TP-Link devices is stored on flash itself using
15 a custom ASCII-based format. That format was first found in TP-Link
17 CFE and U-Boot bootloaders.
21 calibration data). Others are semi-static (like kernel). Finally some
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| D | partition.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
16 Everything after 'partition-' will be used as the partition name to compare
26 - Rafał Miłecki <rafal@milecki.pl>
37 read-only:
39 should only be mounted read-only. This is usually used for flash
40 partitions containing early-boot firmware images or data which should
49 slc-mode:
52 immune to paired-pages corruptions
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| /Documentation/arch/powerpc/ |
| D | bootwrapper.rst | 2 The PowerPC boot wrapper
8 a boot wrapper to make it usable by the system firmware. There is no
9 standard PowerPC firmware interface, so the boot wrapper is designed to
12 The boot wrapper can be found in the arch/powerpc/boot/ directory. The
17 others. U-Boot is typically found on embedded PowerPC hardware, but there
21 The boot wrapper is built from the makefile in arch/powerpc/boot/Makefile and
22 it uses the wrapper script (arch/powerpc/boot/wrapper) to generate target
28 U-Boot (for versions that don't understand the device
30 the image. The boot wrapper, kernel and device tree
31 are all embedded inside the U-Boot uImage file format
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| D | mpc52xx.rst | 9 - U-Boot::
16 then, on U-boot:
21 - DBug::
26 # cp your_initrd.gz arch/ppc/boot/images/ramdisk.image.gz
31 DBug> dn -i zImage.initrd.lite5200
36 - The port is named mpc52xxx, and config options are PPC_MPC52xx. The MGT5100
41 - Of course, I inspired myself from the 2.4 port. If you think I forgot to
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| /Documentation/devicetree/bindings/timer/ |
| D | fsl,gtm.txt | 1 * Freescale General-purpose Timers Module
4 - compatible : should be
5 "fsl,<chip>-gtm", "fsl,gtm" for SOC GTMs
6 "fsl,<chip>-qe-gtm", "fsl,qe-gtm", "fsl,gtm" for QE GTMs
7 "fsl,<chip>-cpm2-gtm", "fsl,cpm2-gtm", "fsl,gtm" for CPM2 GTMs
8 - reg : should contain gtm registers location and length (0x40).
9 - interrupts : should contain four interrupts.
10 - clock-frequency : specifies the frequency driving the timer.
15 compatible = "fsl,mpc8360-gtm", "fsl,gtm";
18 interrupt-parent = <&ipic>;
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| /Documentation/devicetree/bindings/mtd/ |
| D | ingenic,nand.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Paul Cercueil <paul@crapouillou.net>
13 - $ref: nand-controller.yaml#
14 - $ref: /schemas/memory-controllers/ingenic,nemc-peripherals.yaml#
19 - ingenic,jz4740-nand
20 - ingenic,jz4725b-nand
21 - ingenic,jz4780-nand
25 - description: Bank number, offset and size of first attached NAND chip
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| D | orion-nand.txt | 4 - compatible : "marvell,orion-nand".
5 - reg : Base physical address of the NAND and length of memory mapped
9 - cle : Address line number connected to CLE. Default is 0
10 - ale : Address line number connected to ALE. Default is 1
11 - bank-width : Width in bytes of the device. Default is 1
12 - chip-delay : Chip dependent delay for transferring data from array to read
15 The device tree may optionally contain sub-nodes describing partitions of the
21 #address-cells = <1>;
22 #size-cells = <1>;
25 bank-width = <1>;
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| D | samsung-s3c2410.txt | 4 - compatible : The possible values are:
5 "samsung,s3c2410-nand"
6 "samsung,s3c2412-nand"
7 "samsung,s3c2440-nand"
8 - reg : register's location and length.
9 - #address-cells, #size-cells : see nand-controller.yaml
10 - clocks : phandle to the nand controller clock
11 - clock-names : must contain "nand"
17 - nand-ecc-mode : see nand-controller.yaml
18 - nand-on-flash-bbt : see nand-controller.yaml
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| /Documentation/devicetree/bindings/net/ |
| D | cpsw.txt | 2 ------------------------------------------------------
5 - compatible : Should be one of the below:-
7 "ti,am335x-cpsw" for AM335x controllers
8 "ti,am4372-cpsw" for AM437x controllers
9 "ti,dra7-cpsw" for DRA7x controllers
10 - reg : physical base address and size of the cpsw
12 - interrupts : property with a value describing the interrupt
14 - cpdma_channels : Specifies number of channels in CPDMA
15 - ale_entries : Specifies No of entries ALE can hold
16 - bd_ram_size : Specifies internal descriptor RAM size
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| D | socfpga-dwmac.txt | 9 - compatible : For Cyclone5/Arria5 SoCs it should contain
10 "altr,socfpga-stmmac". For Arria10/Agilex/Stratix10 SoCs
11 "altr,socfpga-stmmac-a10-s10".
14 - altr,sysmgr-syscon : Should be the phandle to the system manager node that
20 - altr,f2h_ptp_ref_clk use f2h_ptp_ref_clk instead of default eosc1 clock
24 altr,emac-splitter: Should be the phandle to the emac splitter soft IP node if
26 phy-mode: The phy mode the ethernet operates in
27 altr,sgmii-to-sgmii-converter: phandle to the TSE SGMII converter
32 - compatible : Should be altr,gmii-to-sgmii-2.0
33 - reg-names : Should be "eth_tse_control_port"
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| D | samsung-sxgbe.txt | 4 - compatible: Should be "samsung,sxgbe-v2.0a"
5 - reg: Address and length of the register set for the device
6 - interrupts: Should contain the SXGBE interrupts
9 index 0 - this is fixed common interrupt of SXGBE and it is always
11 index 1 to 25 - 8 variable transmit interrupts, variable 16 receive interrupts
13 - phy-mode: String, operation mode of the PHY interface.
15 - samsung,pbl: Integer, Programmable Burst Length.
17 - samsung,burst-map: Integer, Program the possible bursts supported by sxgbe
19 Allowable range is 0x01-0x3F. When this field is set fixed burst is enabled.
24 - max-frame-size: Maximum Transfer Unit (IEEE defined MTU), rather
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| /Documentation/devicetree/bindings/power/reset/ |
| D | restart-poweroff.txt | 3 Buffalo Linkstation LS-XHL and LS-CHLv2, and other devices power off
4 by restarting and letting u-boot keep hold of the machine until the
8 - compatible: Should be "restart-poweroff"
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| /Documentation/security/keys/ |
| D | trusted-encrypted.rst | 33 (2) TEE (Trusted Execution Environment: OP-TEE based on Arm TrustZone)
35 Rooted to Hardware Unique Key (HUK) which is generally burnt in on-chip
40 When High Assurance Boot (HAB) is enabled and the CAAM is in secure
41 mode, trust is rooted to the OTPMK, a never-disclosed 256-bit key
45 (4) DCP (Data Co-Processor: crypto accelerator of various i.MX SoCs)
47 Rooted to a one-time programmable key (OTP) that is generally burnt
48 in the on-chip fuses and is accessible to the DCP encryption engine only.
62 environment verified via Secure/Trusted boot process.
88 Relies on Secure/Trusted boot process for platform integrity. It can
89 be extended with TEE based measured boot process.
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| /Documentation/admin-guide/ |
| D | kernel-per-CPU-kthreads.rst | 2 Reducing OS jitter due to per-cpu kthreads
5 This document lists per-CPU kthreads in the Linux kernel and presents
6 options to control their OS jitter. Note that non-per-CPU kthreads are
7 not listed here. To reduce OS jitter from non-per-CPU kthreads, bind
13 - Documentation/core-api/irq/irq-affinity.rst: Binding interrupts to sets of CPUs.
15 - Documentation/admin-guide/cgroup-v1: Using cgroups to bind tasks to sets of CPUs.
17 - man taskset: Using the taskset command to bind tasks to sets
20 - man sched_setaffinity: Using the sched_setaffinity() system
23 - /sys/devices/system/cpu/cpuN/online: Control CPU N's hotplug state,
26 - In order to locate kernel-generated OS jitter on CPU N:
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| /Documentation/networking/ |
| D | netconsole.rst | 1 .. SPDX-License-Identifier: GPL-2.0
29 It can be used either built-in or as a module. As a built-in,
32 capture of early kernel panics, it does capture most of the boot
41 netconsole=[+][r][src-port]@[src-ip]/[<dev>],[tgt-port]@<tgt-ip>/[tgt-macaddr]
46 src-port source for UDP packets (defaults to 6665)
47 src-ip source IP to use (interface address)
49 tgt-port port for logging agent (6666)
50 tgt-ip IP address for logging agent
51 tgt-macaddr ethernet MAC address for logging agent (broadcast)
71 Built-in netconsole starts immediately after the TCP stack is
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| /Documentation/arch/x86/x86_64/ |
| D | uefi.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 General note on [U]EFI x86_64 support
21 ---------
23 - Build the kernel with the following configuration::
34 - Create a VFAT partition on the disk
35 - Copy the following to the VFAT partition:
42 - Boot to EFI shell and invoke elilo choosing the kernel image built
44 - If some or all EFI runtime services don't work, you can try following
53 - If the EFI memory map has additional entries not in the E820 map,
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| /Documentation/arch/arm/samsung/ |
| D | bootloader-interface.rst | 2 Interface between kernel and boot loaders on Exynos boards
10 and boot loaders on Samsung Exynos based boards. This is not a definition
14 In the document "boot loader" means any of following: U-boot, proprietary
19 1. Non-Secure mode
28 0x1c exynos4_secondary_startup Secondary CPU boot
29 0x1c + 4*cpu exynos4_secondary_startup (Exynos4412) Secondary CPU boot
44 0x00 exynos4_secondary_startup Secondary CPU boot
45 0x04 exynos4_secondary_startup (Exynos542x) Secondary CPU boot
46 4*cpu exynos4_secondary_startup (Exynos4412) Secondary CPU boot
60 0x0814 exynos4_secondary_startup (Exynos4210 r1.1) Secondary CPU boot
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| /Documentation/driver-api/tty/ |
| D | moxa-smartio.rst | 25 - 2 ports multiport board
26 CP-102U, CP-102UL, CP-102UF
27 CP-132U-I, CP-132UL,
28 CP-132, CP-132I, CP132S, CP-132IS,
29 (CP-102, CP-102S)
31 - 4 ports multiport board
32 CP-104EL,
33 CP-104UL, CP-104JU,
34 CP-134U, CP-134U-I,
36 CP-114, CP-114I, CP-114S, CP-114IS, CP-114UL,
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| /Documentation/arch/arm/ |
| D | uefi.rst | 7 maintained by the UEFI Forum - http://www.uefi.org/.
19 - UEFI Runtime Services
20 - Retrieving various configuration information through the standardised
23 For actually enabling [U]EFI support, enable:
25 - CONFIG_EFI=y
26 - CONFIG_EFIVAR_FS=y or m
29 in a Flattened Device Tree (FDT) - so is only available with CONFIG_OF.
35 load the kernel directly from the UEFI shell, boot menu, or one of the
39 booting in non-UEFI environments.
44 when boot is performed through the stub.
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| /Documentation/devicetree/bindings/mmc/ |
| D | fsl,esdhc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
14 - Frank Li <Frank.Li@nxp.com>
19 - enum:
20 - fsl,mpc8536-esdhc
21 - fsl,mpc8378-esdhc
22 - fsl,p2020-esdhc
23 - fsl,p4080-esdhc
24 - fsl,t1040-esdhc
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